<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>无序的列表</title>
</head>

<body>
    <div>中国的省份</div>
    <ul>
        <! -- list time -- >
        <li>四川</li>
        <li>北京</li>
        <li>上海</li>
    </ul>
        <div>
            <div>
                <div>
                    <div>
                        <div>
                            <div>
                               <div></div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>
</body>
    </meta>
</head>
</html>